1156M97P01: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: DOUBLE HEXAGON, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.350 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-215-9822, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| nut_style | DOUBLE HEXAGON |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.350 INCHES MAXIMUM IN |
| hardness_rating | 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| width_across_flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| nominal_thread_size | 0.250 INCHES IN |
| NSN | 5310-01-215-9822 |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.350 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 0.531 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM |
| WASHER THICKNESS | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | A50TF146,CL A,FSCM 07482 MFR REF SINGLE MATERIAL RESPONSE LOCKING INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.